Metrics per run

https://it.wikipedia.org/wiki/Rai

Tested 2025-09-17 19:16:09 using Chrome 140.0.7339.80 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 718 ms 485 ms 488 ms 503 ms 504 ms503 ms540 ms90 ms16.59 %
First Contentful Paint 1.496 s 1.068 s 1.068 s 1.092 s 1.080 s1.080 s1.161 s168 ms14.46 %
Largest Contentful Paint 1.496 s 1.068 s 1.068 s 1.092 s 1.080 s1.080 s1.161 s168 ms14.46 %
Interaction to Next Paint 768 ms 568 ms 568 ms 576 ms 560 ms568 ms608 ms80 ms13.18 %
Total Blocking Time 38 ms 23 ms 34 ms 33 ms 35 ms34 ms33 ms5 ms15.59 %
Cumulative Layout Shift 0.032 0.032 0.032 0.032 0.0320.0320.03200.00 %
Timing metrics
First Paint 1.496 s 1.068 s 1.068 s 1.092 s 1.080 s1.080 s1.161 s168 ms14.46 %
First Contentful Paint 1.496 s 1.068 s 1.068 s 1.092 s 1.080 s1.080 s1.161 s168 ms14.46 %
Largest Contentful Paint 1.496 s 1.068 s 1.068 s 1.092 s 1.080 s1.080 s1.161 s168 ms14.46 %
Load Event End 2.385 s 2.161 s 2.201 s 2.186 s 2.170 s2.186 s2.221 s83 ms3.75 %
Server Response Time 780 ms 414 ms 412 ms 412 ms 414 ms414 ms486 ms147 ms30.18 %
TTFB 718 ms 485 ms 488 ms 503 ms 504 ms503 ms540 ms90 ms16.59 %
Page Load Time 2.385 s 2.161 s 2.200 s 2.185 s 2.170 s2.185 s2.220 s83 ms3.76 %
First Visual Change 1.500 s 1.066 s 1.033 s 1.066 s 1.066 s1.066 s1.146 s177 ms15.47 %
Last Visual Change 2.333 s 2.133 s 2.100 s 2.100 s 2.133 s2.133 s2.160 s88 ms4.07 %
Speed Index 1.597 s 1.198 s 1.167 s 1.195 s 1.194 s1.195 s1.270 s164 ms12.89 %
Visual Readiness 833 ms 1.067 s 1.067 s 1.034 s 1.067 s1.067 s1.014 s91 ms9.00 %
Visual Complete 95 2.333 s 2.133 s 2.100 s 2.100 s 2.100 s2.100 s2.153 s91 ms4.22 %
Visual Complete 99 2.333 s 2.133 s 2.100 s 2.100 s 2.100 s2.100 s2.153 s91 ms4.22 %
CPU metrics
Total Blocking Time 38 ms 23 ms 34 ms 33 ms 35 ms34 ms33 ms5 ms15.59 %
Max Potential FID 87 ms 73 ms 80 ms 78 ms 82 ms80 ms80 ms5 ms5.76 %
Number of Long Tasks 3 2 3 3 333014.29 %
Total Duration of Long Tasks 383 ms 315 ms 373 ms 368 ms 377 ms373 ms363 ms25 ms6.77 %
Browser metrics
CPU benchmark score 34 ms 35 ms 40 ms 33 ms 33 ms34 ms35 ms3 ms7.45 %
Page metrics
Cumulative Layout Shift 0.032 0.032 0.032 0.032 0.0320.0320.03200.00 %
DOM elements 11598 11598 11598 11598 11598115981159800.00 %
Document height 45139 45139 45139 45139 45139451394513900.00 %
Total Requests 232 232 232 232 23223223200.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 10 10 10 10 10101000.00 %
CSS Requests 3 3 3 3 33300.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB36 B0.00 %
HTML Transfer Size 134.0 KB 134.0 KB 134.0 KB 134.0 KB 134.0 KB134.0 KB134.0 KB6 B0.00 %
JavaScript Transfer Size 289.9 KB 289.9 KB 289.9 KB 289.9 KB 289.9 KB289.9 KB289.9 KB1 B0.00 %
CSS Transfer Size 28.7 KB 28.7 KB 28.7 KB 28.7 KB 28.7 KB28.7 KB28.7 KB2 B0.01 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
SVG Transfer Size 30.3 KB 30.3 KB 30.3 KB 30.3 KB 30.3 KB30.3 KB30.3 KB0 b0.00 %
Total Content Size 2.6 MB 2.6 MB 2.6 MB 2.6 MB 2.6 MB2.6 MB2.6 MB0 b0.00 %
HTML Content Size 778.4 KB 778.4 KB 778.4 KB 778.4 KB 778.4 KB778.4 KB778.4 KB0 b0.00 %
JavaScript Content Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB0 b0.00 %
CSS Content Size 196.8 KB 196.8 KB 196.8 KB 196.8 KB 196.8 KB196.8 KB196.8 KB0 b0.00 %
Image Content Size 531.6 KB 531.6 KB 531.6 KB 531.6 KB 531.6 KB531.6 KB531.6 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
SVG Content Size 35.8 KB 35.8 KB 35.8 KB 35.8 KB 35.8 KB35.8 KB35.8 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 232 232 232 232 23223223200.00 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB36 B0.00 %
First Party Total Content Size 2.6 MB 2.6 MB 2.6 MB 2.6 MB 2.6 MB2.6 MB2.6 MB0 b0.00 %